Informacion Tecnica del Nuevo Sony Xperia Z3+

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White paper May 2015 E6553 Xperia™ Z3+

description

Manual oficial del nuevo smartphone lanzado por Sony el pasado 26 de mayo de 2015

Transcript of Informacion Tecnica del Nuevo Sony Xperia Z3+

White paperMay 2015

E6553Xperia™ Z3+

White paper | Xperia™ Z3+

2 May 2015

This document is published by Sony Mobile Communications Inc., without any warranty*. Improvements and changes to this text necessitated by typographical errors, inaccuracies of current information or improvements to programs and/or equipment may be made by Sony Mobile Communications Inc. at any time and without notice. Such changes will, however, be incorporated into new editions of this document. Printed versions are to be regarded as temporary reference copies only.

*All implied warranties, including without limitation the implied warranties of merchantability or fitness for a particular purpose, are excluded. In no event shall Sony or its licensors be liable for incidental or consequential damages of any nature, including but not limited to lost profits or commercial loss, arising out of the use of the information in this document.

This White paper is published by:

Sony Mobile Communications Inc.,1-8-15 Konan, Minato-ku, Tokyo108-0075, Japan

www.sonymobile.com

© Sony Mobile Communications Inc., 2009-2015. All rights reserved. You are hereby granted a license to download and/or print a copy of this document.Any rights not expressly granted herein are reserved.

First released version (2015)

Purpose of this document

Sony product White paper is intended to give an overview of a product and provide details in relevant areas of technology.

NOTE: The illustration that appears on the title page is for reference only. All screen images and elements are subject to change without prior notice.

Document history

Sony Mobile Developer World

For the latest technical documentation and development tools, go to www.sonymobile.com/developer.

Version

May 2015 First released version Version 1

White paper | Xperia™ Z3+

1 May 2015

Table of contents

Product overview ........................................................................................................2Highlights ...............................................................................................................2Facts – dimensions, weight, performance and networks ......................................3Categorised feature list ..........................................................................................6

Technologies in detail .................................................................................................9Device-to-device communications (local) .............................................................9

ANT+™ wireless technology...............................................................................9Bluetooth® wireless technology .......................................................................10Wi-Fi® ...............................................................................................................11DLNA Certified® (Digital Living Network Alliance) ............................................12

Messaging ...........................................................................................................13MMS (Multimedia Messaging Service)..............................................................13Email .................................................................................................................13

Positioning – location based services .................................................................14Provisioning (OMA CP) ........................................................................................14Multimedia (audio, image and video) ...................................................................15Synchronisation (OMA DS, EAS, Google Sync™) ...............................................17Web browser .......................................................................................................17Memory in Android™ devices .............................................................................18Trademarks and acknowledgements ..................................................................22

White paper | Xperia™ Z3+

Product overview

Highlights

• 20.7 MP main camera and a 5.1 MP wide-angle front camera• Connectivity: Wi-Fi MIMO (up to 867 Mbit/s) and 4G LTE Cat 6 (up to 300 Mbps)• Audio: Hi-Res audio, Digital Sound Enhancement Engine (DSEE HX) technology.• Gaming: PS4™ Remote Play, Snapdragon 810 Octa-core 64 bit processor for speed, Wi-Fi MIMO for

PS4® connectivity.• Design: Capless charging connector

Great picturesThe Xperia™ Z3+ combines a 20.7 MP smartphone camera, a 25 mm wide angle lens and Sony Cyber-shot™ and Handycam™ technologies all in one device. Superior Auto mode senses the visual atmosphere, recognises up to 52 scenes and optimises the settings on your camera to best capture your surroundings. Gourmet mode is the latest addition to Superior Auto. It recognises when you’re taking pictures of food and sets the camera accordingly. Even in low light conditions, the Xperia™ Z3+ impresses with its F 2.0 aperture and ISO12800 value. With its Exmor RS™ for mobile sensor and HDR technology, the Xperia™ Z3+ helps you capture great pictures even when there is strong backlight.

Faster connections. High-speed browsingWhen you’re multi-tasking over Wi-Fi or a 4G network, the Xperia™ Z3+ delivers the speed you need. 4G LTE Cat 6 gives you a data transfer speed of up to 300 Mbps when you're on the move. A Snapdragon 810 Octa-core 64-bit processor lets you browse faster and get the optimal graphic experience.

Better soundThe Xperia™ Z3+’s High-Res Audio delivers crystal clarity and the full range of frequencies with a sound quality that does justice to the artist who recorded it.

Move with your gameWith PS4™ Remote Play and a DUALSHOCK4® game controller connected to your Xperia™ Z3+, you can play your favourite PlayStationR4 games wherever you want in your own home.

Daring designThe Xperia™ Z3+ continues the Sony design story with improvements. Weighing in at 144 grams, this 6.9 mm ultra thin and lightweight smartphone makes carrying and holding easy and comfortable. The micro USB charging connector is capless, so you can plug in your charging cable without having to open a protective cover.

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Facts – dimensions, weight, performance and networks

Operating system Google™ Android™ 5.0 (Lollipop)

Processor 2 GHz / 1.5 GHz Qualcomm MSM8994 Snapdragon 810 Octa Core 64-bit CPU

GPU Adreno 430

Size 146 x 72 x 7 mm

Weight 144 grams

Available colours Black, White, Copper and Aqua Green

SIM card Nano SIM

Main screen

Colours 16,777,216 colour TFT

Resolution Full HD 1920x1080 pixels

Size (diagonal) 5.2 inches

Scratch-resistant Chemical tempered glass + Anti-fingerprint coating

Input mechanisms

Text input On-screen QWERTY keyboard

Touch screen Capacitive

Touch gesture Yes – multi-touch, up to 10 fingers supported

Memory

RAM 3 GB

Flash memory Up to 32 GB*

Expansion slot microSD™ card, up to 128 GB (SDXC supported)

Memory card speed class Class 10**

Memory card UHS speed class

Class 1**

Camera

Camera resolution 20.7 MP

Digital zoom 8x

Clear image zoom 3x

Photo light Yes – Pulsed LED

Video recording Yes – 4K

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Front Camera Yes – Full HD 1080p for video chat and 5.1 MP for camera capture

ISO ISO 3200 maximum in manual mode

ISO 12800 maximum in Low Light mode for photos

ISO 4000 maximum in Night scene mode for video

Minimum focus distance 120 mm

Sensors

Accelerometer Yes

Ambient light sensor Yes

Barometer sensor Yes

eCompass™ Yes

Game rotation vector Yes

Geomagnetic rotation vector Yes

Gyroscope Yes

Magnetometer Yes

Step counter Yes

Step detector Yes

Significant motion detector Yes

Proximity sensor Yes

Networks

E6553 UMTS HSPA+ 850 (Band V), 900 (Band VIII), 1900 (Band II), 2100 (Band I) MHzGSM GPRS/EDGE 850, 900, 1800, 1900 MHzLTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40)

Data transfer speeds

GSM GPRS Up to 107 kbps

GSM EDGE Up to 296 kbps

HSUPA (upload) Cat 6, up to 5.8 Mbps

HSDPA (download) Cat 24, up to 42 Mbps

LTE Cat 6 Up to 50 Mbps (upload), up to 300 Mbps (download)

HAC/TTY

HAC M4/T3

TTY Yes

Battery performance

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* Memory comprises approximately 10.2 GB of firmware, plus 21.9 GB of “Internal storage” for music, pic-tures and movies, and downloaded applications and their data. For more details about memory, see “Memory in Android™ devices” on page 18.

** This device meets the minimum hardware requirements to support Class 10 / UHS Speed Class 1 Flash memory. Flash memory performance is dependent on the application and task being performed on the device. If you would like to know about your memory card, refer to the technical specifications that came with the card.

*** Values are according to GSM Association Battery Life Measurement Technique as performed in con-trolled laboratory conditions. Actual time may vary.

NOTE: The battery performance may vary depending on network conditions and configurations, anddevice usage.

NOTE: The performance metrics are all measured under laboratory conditions.

Talk time (GSM) Up to 12 hours***

Standby time (GSM) Up to 580 hours***

Talk time (UMTS) Up to 17 hours***

Standby time (UMTS) Up to 590 hours***

Standby time (LTE) Up to 540 hours**

Music listening time Up to 91 hours***

Video playback time Up to 9 hours 42 min.***

Battery (Embedded) 2930 mAh minimum

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Categorised feature list

CallAnswering machine*Noise suppressionSlow talkSmart call handlingTalk equaliserVoice enhancement

MessagingEmailMultimedia messaging (MMS)Text messaging (SMS)

ApplicationsSmall AppsAlbum artWhat's newXperia™ Lounge*Facebook™ application*Hangouts™*Twitter™ application*Xperia™ Socialife*LifelogPC CompanionMedia Go™

Entertainment3D gamesMovie creatorPlayMemoriesPS4™ Remote PlayRadio (FM radio with RDS)*Reader mode*Sony Entertainment Network*

OrganiserActiveSync®Airplane modeAlarm clockaGPS*Battery STAMINA modeCalculatorCalendarContactsDocument readers/editorsGLONASSQueue background dataSetup guideSketchStopwatchTimer

GoogleGmail™*Google+*Google Chrome™*Google Play™*Google™ search*Google Voice™ Search*Google voice typingGoogle Maps™ for Mobile with Street view*Google Wallet™*YouTube™*

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Camera- Photo20.7 MP camera with Sony Exmor RS™ for mobile image sensor*****25 mm wide-angle*****Quick Launch*****Flash/Pulsed LED*****Flash/Photo light*****Red-eye reduction*****Touch captureTouch focus*****Superior AutoImage stabiliserBurst modeFace detectionGeotaggingSelf-timer8x digital zoom*****Smile Shutter™Object tracking*****HDRScene recognitionWhite balance5.1 MP Front-facing camera with Sony Exmor R™ for mobile image sensor****- VideoSteadyShot™Video recording (4K)*****Front-facing camera (1080p)****Geotagging8x digital zoom*****Smile Shutter™Object tracking*****HDR*****Self-timerScene recognition*****White balance*****- Add-on applicationsAR EffectAR FunAR maskCreative effectsMulti-cameraSound PhotoTimeshift video*Face in pictureSweep PanoramaStyle portraitStyle editor

Music3D Surround Sound (VPT)ClearAudio+DSEE HX***Dynamic normalizerLow power audio playback***S-Force Front SurroundBluetooth® stereo (aptX®, A2DP)High-Res Audio (LPCM, FLAC, ALAC, DSD)High-Res Audio via 3.5 mm audio jack and USBStereo speakersTrackID™ music recognition*Music application

ConnectivityANT+™ sport, fitness, health sup-portBluetooth® 4.1 wireless technol-ogyCast screenDLNA Certified®HDCPMedia Transfer Protocol supportMHL 3.0 support + 5-pin supportMicro USB supportMirrorLinkNative USB tetheringNFCOne Touch SetupScreen mirroringSmart ConnectThrowUSB chargingUSB High speed 2.0 supportUSB HostWi-Fi®Wi-Fi® Hotspot functionalityWi-Fi CERTIFIED Miracast™

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* This service is not available in all markets.

** The Xperia™ Z3+ is waterproof and protected against dust, so don’t worry if you get caught in the rain or want to wash off dirt under a tap, but remember: all ports and attached covers should be firmly closed. You should not: put the device completely underwater; or expose it to seawater, salt water, chlorinated water or liquids such as drinks. Abuse and improper use of device will invalidate warranty. The device has Ingress Protection rating IP65/IP68. For more info, see www.sonymobile.com/waterproof. Note the Xperia™ Z3+ has a capless USB port to connect and charge. The USB port needs to be completely dry before charging.

*** This feature is only available when you play music using the Music application.

**** Only for front camera

***** This feature is not supported by the front camera.

Text InputGesture input*Handwriting recognitionOn-screen QWERTY keyboardPredictive text inputVoice input*

DisplayAuto rotationGlove modeScreenshot capturingScreen video recordingSmart backlight controlSmart screen rotationSuper-vivid modeX-Reality™ for mobileTRILUMINOS™ Display for mobile

HW3.5 mm audio jack Digital Noise Cancelling (DNC)IPX5 and IPX8 (waterproof)**IP6X (Dust tight)Live Color LED

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Technologies in detail

The information presented in this section is a general overview of the technology incorporated into the product. However, hardware and software levels of compliance to standards and specifications vary between products and markets. For more information, contact Sony Mobile Developer World or the relevant Sony representative.

Device-to-device communications (local)

ANT+™ wireless technology

Connectable devices ANT+™ devices require the download of a supporting application

Frequency band 2.4 GHz

Data transfer rate Up to 60 Kbps

Encryption AES-128

Topologies One to Many, Many to One, Peer to Peer, Star, Practical Mesh

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Bluetooth® wireless technology

More information:

www.sonymobile.com/developer

www.bluetooth.com

Bluetooth® profiles supported Advanced Audio Distribution Profile v1.2Audio/Video Remote Control Profile v1.3Device Identification Profile v1.3Generic Access ProfileGeneric Attribute Profile Client/Server over LEHandsfree Profile v1.6 (Wide band speech)Headset Profile v1.2HID over GATT Profile v1.0Human Interface Device Profile, Host role v1.0Messaging Access Profile v1.1Object Push Profile v1.2Personal Area Networking Profile v1.0Phonebook Access Profile v1.1Serial Port Profile v1.2

Core version and supported core features

Version 4.1Bluetooth Low Energy

Other supported features aptX® CD quality audio streaming over Bluetooth®LDAC High sound quality audio streaming over Blue-tooth®

Connectable devices Products that support at least one of the Bluetooth® pro-files listed above.Bluetooth® 4.1 accessories generally require the installa-tion of a supporting application.

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Wi-Fi®

Supported standards IEEE 802.11a/b/g/n/ac MIMO and Wi-Fi®Wi-Fi Direct™, Wi-Fi Protected Setup, Wi-Fi CERTIFIED Passpoint™, Wi-Fi CERTIFIED Miracast™

Connectable devices Wi-Fi® access pointsWi-Fi Direct™ compatible devices

Frequency band 2.4 GHz/5 GHz

Data transfer rate Up to 867 Mbit/s

Security Open AuthenticationShared AuthenticationEAP-SIMEAP-AKAEAP-TLSEAP-TTLS/MSCHAPv2PEAPv0/EAP-MSCHAPv2PEAPv1/EAP-GTCWPA Personal and WPA2 PersonalWPA Enterprise and WPA2 Enterprise

Encryption WEP 64 bit, WEP 128 bit, TKIP and CCMP (AES)

Power save WMM-UAPSD

QoS WMM

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DLNA Certified® (Digital Living Network Alliance)

Supported Device Classes M-DMS – Mobile Digital Media ServerMedia Types: image, video and musicSummary: The digital media server exposes the mediafiles in your device to a Wi-Fi® network. The files canthen be accessed from other DLNA Certified clients or Sony devices which support home networks.

M-DMP – Mobile Digital Media PlayerMedia Types: image, video and musicSummary: Play content stored on another device, forexample, a server or a PC, directly on your device.

M-DMC – Mobile Digital Media ControllerMedia Types: image, video and musicSummary: A remote controller that locates media files andplays them on your device.

+PU+Media Types: image, video and musicSummary: Play media in your device on another device,such as a TV or a PC using 2 box push technology. +PU+is integrated in the Album, Videos and Music applications.

+DN+Media Types: image, video and musicSummary: Download content stored on another device,for example, a server or a PC, and play the downloadedcontent directly on your device.

+UDO+Media Types: image, video and musicSummary: The digital media server also has the capability to get uploaded files from other DLNA Certified® clients.

Supported Bearers Wi-Fi®Wi-Fi Direct™

DRM Support The DLNA Certified® implementation does not support DRM-protected content.

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Messaging

MMS (Multimedia Messaging Service)According to OMA Multimedia Messaging Service v1.0 + SMIL

Email

More information:

www.sonymobile.com/developer

www.openmobilealliance.org

Bearer type (IP) GPRS, EGPRS, UMTS, LTE, Wi-Fi®

Character sets BIG5 Traditional ChineseGB18030ISO-2022-JP JapaneseISO-8859-1ISO-8859-2 Eastern EuropeISO-8859-5 CyrillicISO-8859-7 GreekISO-8859-9 TurkishISO 8859-11KOI8-R CyrillicShift_JIS JapaneseUS-ASCIIUTF-16UTF-8Windows® 874Windows® 1251 CyrillicWindows® 1252Windows® 1254 TurkishWindows® 1258 Vietnamese

Protocols POP3 and IMAP4

Push email Microsoft® Exchange ActiveSync® (EAS)IMAP4 IDLE (RFC2177)

Secure email SSL/TLS, both port methods (POPS/IMAPS) and STARTTLS

HTML mail Yes (read only)

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Positioning – location based services

Supported standards:

• OMA Secure User Plane Location (SUPL) v1.0 and v2.0

• 3GPP™ Control Plane location (incl. Emergency location)

• Qualcomm® GPSOneXtra™

Supported satellite systems:

• GPS

• GLONASS

• BeiDou

NOTE1: When needed, a combination of all the available satellite systems are automatically used to achieve a robust and accurate location fix.

NOTE2: BeiDou satellites are not used for location fix calculations on U.S. territory.

Provisioning (OMA CP)

OMA CP version 1.1

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Multimedia (audio, image and video)

Audio Playback Decoder format Supported in file format

AAC (AAC-LC, AAC+, eAAC+, AAC-ELD)

3GPP (.3gp, 3gpp), MP4 (.mp4, .m4a), ADTS (.aac)

ALAC MP4 (.m4a)

AMR-NB, AMR-WB 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4a), AMR (.amr, .awb)

DSD DSF (.dsf), DSDIFF (.dff)

FLAC FLAC (.flac), Matroska (.mka)

MIDI SMF (.mid), XMF (.xmf), Mobile XMF (.mxmf), OTA (.ota), RTTTL (.rtttl), RTX (.rtx), iMelody (imy)

MP3 MP3 (.mp3)

PCM WAV (.wav), AIFF (.aiff)

Opus Opus (.opus), Matroska (.mkv)

Vorbis OGG (.ogg), Matroska (.mkv)

WMA ASF (.wma)

Audio Recording Encoder format Supported in file format

AAC (AAC-LC, AAC+, AAC-ELD) 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4a)

AMR (AMR-NB, AMR-WB) 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4a), AMR (.amr)

Image Playback Decoder format Supported in file format

BMP BMP (.bmp)

GIF GIF (.gif)

JPEG JPEG (.jpg, .jpeg)

PNG PNG (.png)

WebP WebP (.webp)

Image Capture Encoder format Supported in file format

JPEG JPEG (.jpg)

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Video Playback Decoder format Supported in file format

MPEG-4 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4v), Matroska (.mkv), AVI (.avi), Xvid (.xvid)

H.263 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4v)

H.264 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4v), Matroska (.mkv)

H.265 3GPP (.3gp, .3gpp), MP4 (.mp4, .m4v)

VP8 WebM (.webm), Matroska (.mkv)

VP9 WebM (.webm)

Video Recording Encoder format Supported in file format

MPEG-4 3GPP (.3gp), MP4 (.mp4)

H.263 3GPP (.3gp), MP4 (.mp4)

H.264 3GPP (.3gp), MP4 (.mp4)

VP8 WebM (.webm)

Audio/Video Streaming Streaming transport HLSHTTP progressive streamingRTSP

DRM DRM (Digital Rights Management) – features the rights and copy protection of downloaded content

AC-DRMOMAOMA DRM v1.0Marlin DRMWidevine Level 1PlayReady DRM (available in specific regions)

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Synchronisation (OMA DS, EAS, Google Sync™)

OMA Data Synchronisation protocol versions 1.1.2 and 1.2

OMA Data Formats: vCard 2.1, vCalendar 1.0

Microsoft® Exchange ActiveSync® protocol version 2.5

Microsoft® Exchange ActiveSync® protocol version 12

Microsoft® Exchange ActiveSync® protocol version 12.1

Microsoft® Exchange ActiveSync® protocol version 14

Microsoft® Exchange ActiveSync® protocol version 14.1

Google Sync™

Related information:

www.sonymobile.com/developer

Web browser

Google Chrome™ for Android™ is pre-installed in markets/regions where no restrictions apply.

Related information:

https://play.google.com/store/apps/details?id=com.android.chrome

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Memory in Android™ devices

To use Android devices efficiently, users should be aware of the different types of device memory. This knowledge is important in order to understand, for example, where data such as music, photos and videos is saved; how many apps can be downloaded from Google Play™; and how photos can be copied to a PC.

Information regarding memory presented in this section may be useful to developers when optimising applications for mobile devices.

Generally, all Android devices share the same basic memory setup. What differs is how much memory is available to you via the different types of memory, and whether your device uses an external SD card or an internal memory chip. Any information specific to the particular device model described in this White Paper is noted as such.

Types of memoryThe types of memory described and numbered below are consistent with the terminology used in Sony mobile device menus and in other content relating to 2015 Xperia™ devices:

1. Dynamic Memory (also known as RAM) is used by applications that run when the device is turned on. The amount of Dynamic Memory influences how many applications and operating system services can run at the same time. The Android operating system automatically closes applications and services that are not being used.

However, such automatic functionality has limits. For example, if a lower amount of free RAM is available to applications after a new release of the operating system (due to increased capabilities in the system), device speed will eventually be impacted. This is the main reason that a device cannot be indefinitely upgraded to newer releases of Android™.

If you experience problems with RAM, for example, if the device runs slower than usual or if the Home application restarts frequently when you leave an application, you should minimise the use of apps that run all the time. Social networking apps that connect and update their data online and animated backgrounds are examples of apps that are always running and affect RAM performance. To minimise RAM issues, you could also consider using a static wallpaper instead of a live wallpaper.

To see which apps and services are currently active, go to Settings > Apps > Running. You should have at least 50 MB, and ideally 100 MB or more, of free RAM to avoid slowdowns and application restarts.

You should also be aware that if you update the device to a later Android release, the load on the built-in Dynamic Memory will increase due to the addition of more features. As a result, the device may run slower after an update.

The Xperia™ Z3+ has 3 GB of RAM available to the Android OS and any installed applications. 200 MB of the total RAM is in use during normal operation when the user starts using the device out of the box.

2. System Memory (also known as “System partition” or “/system”) is used for the Android OS and for most applications that are pre-loaded from the factory. This type of memory is normally locked, and can only be changed through a firmware upgrade. There is usually some free space available in this section of memory. However, since it is locked, you cannot save apps, photos or any other content to this memory. System Memory is reserved for future firmware upgrades, which almost always need more memory than the original firmware. You cannot see or influence the use of this memory.

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3. Internal Storage is referred to as "working" memory. It can be compared to the C: drive on a PC or to the startup disk on a Mac.

This type of memory is used to store all application downloaded from the Google Play™ Store (and other sources) as well as their settings and data (such as emails, messages and calendar events, for example). All applications have an allocated area for application data. Memory dedicated to an application is inaccessible to other applications.

Some game applications also store content such as game music and game level information outside their own designated area. In most cases, an application can choose to save its data in a location of its own choosing (outside the protected application settings area). Generally, such content is not deleted when an application is uninstalled; it must be removed manually by connecting the device to a computer with a USB cable, or by using a file manager application.

Internal storage is also used for all added user content. For example, photos taken using the device's camera, media files downloaded from the Internet and file transfers are stored in this area. Typical user content includes:• photos• movies• music• Email attachments

Internal Storage will tend to fill up as a result of normal usage. Devices with a large initial Internal Storage can handle more applications and store more user content.

If the Internal Storage starts to get full, the device slows down, and in some cases it might no longer be possible to install more apps. You should always ensure that you have at least 100 MB of free Internal Storage. If not, you should consider removing some apps that you seldom use, or move content that you do not frequently access to external storage.

You can see approximately how much Internal Storage is free in Settings > Storage > DEVICE MEMORY. You can also view more details about how much memory is used by applications under Settings > Apps. In the Xperia™ Z3+, about 21.9 GB of Internal Storage is available out of the box.

Please note that in Sony Mobile 2015 products, “Internal Storage” is now the combination of what was previously known as “Device Memory” or “Phone Memory” (for applications and their data – also previously known as “/data”) and “Internal Storage” (for user’s content – also previously known as “/sdcard”). The changes in Internal Storage were made so that memory usage could be more flexible and to allow encryption of user content.

Memory card slotSome products include both a large internal memory and a built-in memory card reader. Android manages devices with a built-in memory card reader and internal memory differently from a device that includes only a built-in memory card reader.

Since most applications expect only a single location for storage, such applications will not generally allow you to SAVE anything to the memory card (i.e., they do not offer the option to choose a storage location). However, some applications (for instance, the Sony Mobile “Camera” application) may actually allow you to do so. Other applications, for example, backup applications such as the Sony Mobile “Memory” application, will by definition be configured to copy content from the Internal Storage to the external SD card.

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On the other hand, when it comes to reading from an external SD Card, you will be able to access content (for example, videos, photos and music) on a memory card inserted in this slot without any special consideration since the Android system searches all available memory for content. Therefore, such products may be regarded as supporting a fourth type of memory, called “External Card” or “SD Card”.

4. SD Card (known as “/ext_card” from a programmer’s point of view, or by other names in other Android products) is the name for the removable SD memory card in all 2015 Sony Mobile products. As described in the previous section, this External Card memory is generally more limited in that any application can read from it, but many applications cannot save to this card. Only a few applications, including backup applications and file manger applications, have the capability to save to this card.

Backing up data to different memory typesGenerally, you should not save photos, videos and other personal content solely on the internal memory of a device. If something should happen with the hardware, or if the device is lost or stolen, the data stored on the device’s internal memory is gone forever.

In a device where an SD card reader is the main memory, it is relatively easy to take the card out and copy all content to a PC or Mac, or to an entertainment device with a memory card slot. In a product featuring Internal Storage as the main memory, it is not possible to physically remove the memory. Instead, any critical or high-value content must either be copied to an external SD card by a special backup application, transferred to remote storage over a network (mobile or Wi-Fi), or to a computer via a USB cable.

To facilitate the transfer of data via a cable, the Xperia™ Z3+ supports Media Transfer Protocol (MTP), which makes it possible to easily transfer content back and forth between your device and a Windows® PC. For Apple™ Mac® computers, a special application called Sony Bridge for Mac is available with built-in support for MTP. This application can be downloaded from the Xperia™ Z3+ support page.

Note that you do not need to back up or make a copy of applications that you have downloaded from the Google Play™ Store. They can normally be downloaded again after you have set up your Google account to work in a new device (or in a device where the memory has been completely erased).

Note 1: Some Android devices, including Sony Mobile devices from 2012 and Sony Ericsson devices from 2011 and earlier, do not use a single “Internal Storage” for both applications (and their data) and user content. Instead, these devices use either an external SD card for user content, or a corresponding area of internal memory to reproduce the functionality of an SD card. In such devices, there is a fixed limit between the application area (“/data”) and the user content area (“/sdcard”), with the result that user content can build up and reach this limit. When the user content reaches this limit, no additional data can be added using any application. For example, the camera application would no longer be able to capture additional photos even if a considerable amount of free space was available in the application area. This limit also applies to the application area. Downloading and installing new applications would not be possible even if there was enough free memory in the user content area.

Note 2: Some devices with integrated storage have abandoned the distinction between the application area and the content area when it comes to a Factory Data Reset. As a result, there is no option in such devices to perform a Factory Data Reset and preserve content. In such devices, all content is completely deleted from the device when a reset is performed.

In contrast, Sony Mobile’s memory integration solution makes it possible to preserve user content in this situation. Therefore, when performing a Factory Data Reset, the default action will still be to only remove applications and their data, and an option box must be checked if all content is to be removed as well (as might be desirable when selling the device second-hand).

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Note 3: For a developer, it is important to note that from a programming point of view the location names used to refer to the different memory areas described in Note 1 are still valid, i.e., the area used for applications (“/data”) is still present, as is the area used for content (“/sdcard”).

In reality, “sdcard” is a “symbolic link” to “/data/media”. However, from inside an Android application, “/sdcard” can still be used. For example, you can use “sdcard/DCIM/100Android” to find all camera images. The continued use of “/sdcard” to access the content area ensures compatibility across different products and Android releases in this regard.

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Trademarks and acknowledgements

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22 May 2015